U-boat Types

The Walter Boats

Type XVIIA

Wa 201 and Wk 202 designs

U-792 Walter submarine
U-792 running trials outside of Hamburg.


U-boat Type Builder Werk # Built:
U-792 & U-793 Wa 201 Blohm & Voss, Hamburg 455 & 456 1942
U-794 & U-795 Wk 202 Germaniawerft, Kiel 718 & 719 1942

Careers


U-792. Type XVIIA. Launched on 28 Sep 1943 and commissioned on 16 Nov 1943.
Fate: Used for trials. Scuttled at 0130hrs on 4 May 1945 in position 54.19N, 09.43E in the Audorfer See, near Rendsburg.

U-793. Type XVIIA. Launched on 4 Mar 1944 and commissioned on 24 Apr 1944.
Fate: Scuttled at 0130hrs on 4 May 1945 in position 54.19N, 09.43E in the Audorfer See, near Rendsburg.

U-794. Type XVIIA. Launched on 7 Oct 1943 and commissioned on 14 Nov 1943.
Fate: Used for trials and scuttled on May 5 1945 in Gelting Bay. Later raised and broken up.

U-795. Type XVIIA. Launched on 21 Mar 1944 and commissioned on 22 Apr 1944.
Fate: Used for trials and scuttled on May 3 1945 at Germaniawerft in Kiel. Later broken up.

Technical information for Wa 201

Displacement
(tons)

277 sf
309 sm
373 total

Length
(m)

39.05 oa
26.15 ph

Breath
(m)

4.50 oa
3.30 ph

Draught/
Height (m)

4.30

Power
(hp)

210 to
230 ehp sf
77.5 ehp sm
5000 ehps*

Range
(nm/kts)

2910/8.5 sf
50/2 sm
127/20 sm*

Speed
(kts)

9.0 sf
5.0 sm
24-25 sm*

Oil Supply
(tons)

18 max + 34
(H2O2)

Torpedoes
(Max #)

4

Max Depth
(meters)

Unknown

sm = submerged, sf = surfaced, ph = pressure hull,
oa = overall, hp = horsepower, nm = Nautical miles
* Walter turbine drive

Technical information for Wk 202

Displacement
(tons)

236 sf
259 sm
312 total

Length
(m)

36.60 oa

Breath
(m)

4.50 oa
3.40 ph

Draught/
Height (m)

4.55

Power
(hp)

210 to
230 ehp sf
77.5 ehp sm
5000 ehps*

Range
(nm/kts)

1840/9 sf
76/2 sm
117/20 sm*

Speed
(kts)

9.0 sf
5.0 sm
24-25 sm*

Oil Supply
(tons)

14 max + 40
(H2O2)

Torpedoes
(Max #)

4

Max Depth
(meters)

Unknown

sm = submerged, sf = surfaced, ph = pressure hull,
oa = overall, hp = horsepower, nm = Nautical miles
* Walter turbine drive